Update manifest test to use new registry_model

endpoints/api/test/test_manifest.py

@@ -1,22 +1,24 @@
-import pytest
-
-from data import model
+from data.registry_model import registry_model
 from endpoints.api.manifest import RepositoryManifest
 from endpoints.api.test.shared import conduct_api_call
 from endpoints.test.shared import client_with_identity
+
 from test.fixtures import *
 
 def test_repository_manifest(client):
   with client_with_identity('devtable', client) as cl:
-    tags = model.tag.list_repository_tags('devtable', 'simple')
-    digests = model.tag.get_tag_manifest_digests(tags)
+    repo_ref = registry_model.lookup_repository('devtable', 'simple')
+    tags = registry_model.list_repository_tags(repo_ref)
     for tag in tags:
-      manifest = digests[tag.id]
+      manifest_digest = tag.manifest_digest
+      if manifest_digest is None:
+        continue
+
       params = {
         'repository': 'devtable/simple',
-        'manifestref': manifest,
+        'manifestref': manifest_digest,
       }
       result = conduct_api_call(cl, RepositoryManifest, 'GET', params, None, 200).json
-      assert result['digest'] == manifest
+      assert result['digest'] == manifest_digest
       assert result['manifest_data']
       assert result['image']